Pfaff 3822-1/22 - 51 Airblast for Ply Separation; 52 Airblast for Cutting Waste

66 PFAFF
51 Airblast for ply separation (only for -1/24)
Requirement: The fabric plies must be separated enough to allow hook knife 1 (Fig. 1) to
pass reliably between the top and bottom plies.
.1 Set airblast 2 according to requirement.
.2 Air pressure regulation on throttle valve 3 (Fig. 3).
.3 Check: switch on airblast, knee switch 4 (Fig. 29.
52 Airblast for cutting waste (only for -1/24) (
Requirement: The cutting waste must be reliably extracted into the waste chute.
.1 Set airblast 5 according to requirement.
.2 Air pressure regulation on regulator 6.
Note: Airblast only works during sewing action!